compare.vhd

数字示波器的FPGA实现 VHDL编写 Quartus7.1测试通过

-- megafunction wizard: %LPM_COMPARE%
-- GENERATION: STANDARD
-- VERSION: WM1.0
-- MODULE: lpm_compare 

-- ============================================================
-- File Name: COMPARE.vhd
-- Megafunction Name(s):
-- 			lpm_compare
-- ============================================================
-- ************************************************************
-- THIS IS A WIZARD-GENERATED FILE. DO NOT EDIT THIS FILE!
--
-- 4.1 Build 181 06/29/2004 SJ Full Version
-- ************************************************************


--Copyright (C) 1991-2004 Altera Corporation
--Any  megafunction  design,  and related netlist (encrypted  or  decrypted),
--support information,  device programming or simulation file,  and any other
--associated  documentation or information  provided by  Altera  or a partner
--under  Altera's   Megafunction   Partnership   Program  may  be  used  only
--to program  PLD  devices (but not masked  PLD  devices) from  Altera.   Any
--other  use  of such  megafunction  design,  netlist,  support  information,
--device programming or simulation file,  or any other  related documentation
--or information  is prohibited  for  any  other purpose,  including, but not
--limited to  modification,  reverse engineering,  de-compiling, or use  with
--any other  silicon devices,  unless such use is  explicitly  licensed under
--a separate agreement with  Altera  or a megafunction partner.  Title to the
--intellectual property,  including patents,  copyrights,  trademarks,  trade
--secrets,  or maskworks,  embodied in any such megafunction design, netlist,
--support  information,  device programming or simulation file,  or any other
--related documentation or information provided by  Altera  or a megafunction
--partner, remains with Altera, the megafunction partner, or their respective
--licensors. No other licenses, including any licenses needed under any third
--party's intellectual property, are provided herein.


LIBRARY ieee;
USE ieee.std_logic_1164.all;

LIBRARY lpm;
USE lpm.lpm_components.all;

ENTITY COMPARE IS
	PORT
	(
		dataa		: IN STD_LOGIC_VECTOR (7 DOWNTO 0);
		datab		: IN STD_LOGIC_VECTOR (7 DOWNTO 0);
		AgB		: OUT STD_LOGIC 
	);
END COMPARE;


ARCHITECTURE SYN OF compare IS

	SIGNAL sub_wire0	: STD_LOGIC ;



	COMPONENT lpm_compare
	GENERIC (
		lpm_width		: NATURAL;
		lpm_type		: STRING;
		lpm_representation		: STRING
	);
	PORT (
			dataa	: IN STD_LOGIC_VECTOR (7 DOWNTO 0);
			datab	: IN STD_LOGIC_VECTOR (7 DOWNTO 0);
			AgB	: OUT STD_LOGIC 
	);
	END COMPONENT;

BEGIN
	AgB    <= sub_wire0;

	lpm_compare_component : lpm_compare
	GENERIC MAP (
		lpm_width => 8,
		lpm_type => "LPM_COMPARE",
		lpm_representation => "UNSIGNED"
	)
	PORT MAP (
		dataa => dataa,
		datab => datab,
		AgB => sub_wire0
	);



END SYN;

-- ============================================================
-- CNX file retrieval info
-- ============================================================
-- Retrieval info: PRIVATE: nBit NUMERIC "8"
-- Retrieval info: PRIVATE: AeqB NUMERIC "0"
-- Retrieval info: PRIVATE: AneB NUMERIC "0"
-- Retrieval info: PRIVATE: AgtB NUMERIC "1"
-- Retrieval info: PRIVATE: AgeB NUMERIC "0"
-- Retrieval info: PRIVATE: AltB NUMERIC "0"
-- Retrieval info: PRIVATE: AleB NUMERIC "0"
-- Retrieval info: PRIVATE: Radix NUMERIC "10"
-- Retrieval info: PRIVATE: isPortBConstant NUMERIC "0"
-- Retrieval info: PRIVATE: PortBValue NUMERIC "0"
-- Retrieval info: PRIVATE: SignedCompare NUMERIC "0"
-- Retrieval info: PRIVATE: Latency NUMERIC "0"
-- Retrieval info: PRIVATE: aclr NUMERIC "0"
-- Retrieval info: PRIVATE: clken NUMERIC "0"
-- Retrieval info: PRIVATE: LPM_PIPELINE NUMERIC "1"
-- Retrieval info: CONSTANT: LPM_WIDTH NUMERIC "8"
-- Retrieval info: CONSTANT: LPM_TYPE STRING "LPM_COMPARE"
-- Retrieval info: CONSTANT: LPM_REPRESENTATION STRING "UNSIGNED"
-- Retrieval info: USED_PORT: AgB 0 0 0 0 OUTPUT NODEFVAL AgB
-- Retrieval info: USED_PORT: dataa 0 0 8 0 INPUT NODEFVAL dataa[7..0]
-- Retrieval info: USED_PORT: datab 0 0 8 0 INPUT NODEFVAL datab[7..0]
-- Retrieval info: CONNECT: AgB 0 0 0 0 @AgB 0 0 0 0
-- Retrieval info: CONNECT: @dataa 0 0 8 0 dataa 0 0 8 0
-- Retrieval info: CONNECT: @datab 0 0 8 0 datab 0 0 8 0
-- Retrieval info: LIBRARY: lpm lpm.lpm_components.all
-- Retrieval info: GEN_FILE: TYPE_NORMAL COMPARE.vhd TRUE
-- Retrieval info: GEN_FILE: TYPE_NORMAL COMPARE.inc FALSE
-- Retrieval info: GEN_FILE: TYPE_NORMAL COMPARE.cmp TRUE
-- Retrieval info: GEN_FILE: TYPE_NORMAL COMPARE.bsf TRUE FALSE
-- Retrieval info: GEN_FILE: TYPE_NORMAL COMPARE_inst.vhd FALSE
-- Retrieval info: GEN_FILE: TYPE_NORMAL COMPARE_waveforms.html TRUE
-- Retrieval info: GEN_FILE: TYPE_NORMAL COMPARE_wave*.jpg FALSE